[asterisk-bugs] [DAHDI-linux 0015327]: oops after removing an echocan module that is in use

[Asterisk Bug Tracker]

The following issue has been set CHILD OF issue 0013504. 
====================================================================== 
https://issues.asterisk.org/view.php?id=15327 
====================================================================== 
Reported By:                tzafrir
Assigned To:                
====================================================================== 
Project:                    DAHDI-linux
Issue ID:                   15327
Category:                   General
Reproducibility:            have not tried
Severity:                   crash
Priority:                   normal
Status:                     new
====================================================================== 
Date Submitted:             2009-06-15 03:57 CDT
Last Modified:              2009-06-15 04:02 CDT
====================================================================== 
Summary:                    oops after removing an echocan module that is in use
Description: 
1. Start a system as usual (with Asterisk and with channels that have echo
cancelers).

2. rmmod dahdi_echocan_<whatever>

3. cat /proc/dahdi/*

4. oops

The module is used by other modules. And yet we don't keep proper
reference counting.
======================================================================
Relationships       ID      Summary
----------------------------------------------------------------------
child of            0013504 Reference counts on dahdi_echocan_mg2 c...
====================================================================== 

Issue History 
Date Modified    Username       Field                    Change               
====================================================================== 
2009-06-15 04:02 tzafrir        Relationship added       child of 0013504    
======================================================================